J0584 Injection, burosumab-twza 1m
Also known as: burosumab-twza, Crysvita
Burosumab-twza injection, 1 milligram, a monoclonal antibody against fibroblast growth factor 23 (FGF23) for X-linked hypophosphatemia treatment.
In Plain Language
genetic bone disease treatment; phosphate regulation medication
Clinical Context
First-in-class FGF23 antagonist indicated for X-linked hypophosphatemia, a hereditary disorder causing severe hypophosphatemia and rickets. Corrects phosphate reabsorption by inhibiting FGF23 signaling.
RVU Information
CPT J0584 does not have a physician work RVU assigned by CMS. This is typical for supply, drug, and equipment codes — reimbursement is based on Average Sales Price (ASP), fee schedules, or payer contracts rather than the RVU system.
Billing & Documentation
J-codes represent drugs administered by a healthcare provider (not self-administered). Documentation must include the drug name, dosage, route of administration, and medical necessity. Most payers require the National Drug Code (NDC) on the claim. Bill the appropriate administration code (96365-96379) in addition to the drug code.
Specialties
Frequently Asked Questions
What is CPT code J0584?
CPT J0584 (Injection, burosumab-twza 1m) is a J Codes (Drugs) code. Burosumab-twza injection, 1 milligram, a monoclonal antibody against fibroblast growth factor 23 (FGF23) for X-linked hypophosphatemia treatment.
How is J0584 administered?
CPT J0584 is administered by a healthcare provider, typically via injection or infusion. First-in-class FGF23 antagonist indicated for X-linked hypophosphatemia, a hereditary disorder causing severe hypophosphatemia and rickets. Corrects phosphate reabsorption by inhibiting FGF23 signaling. It is used by endocrinology, pediatrics, genetic medicine.
When is CPT J0584 used?
First-in-class FGF23 antagonist indicated for X-linked hypophosphatemia, a hereditary disorder causing severe hypophosphatemia and rickets. Corrects phosphate reabsorption by inhibiting FGF23 signaling.
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CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.